package util;

import java.io.IOException;
import java.io.InputStream;
import java.security.MessageDigest;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedList;
import java.util.UUID;

public class ArrayUtil {
	public static void main(String[] args) throws IOException {
//		Process p = Runtime.getRuntime().exec("ipconfig /all");
//		byte[] ch = new byte[1024];
//		InputStream in = p.getInputStream();
//		while(in.read(ch) != -1) {
//			System.out.println(new String(ch));
//		}
//		UUID uuid = UUID.fromString("abc");
//		Integer i = 0;
//		System.out.println(i);
//		Integer x = i;
//		System.out.println(x);
//		i = 3;
//		System.out.println(x);
//		System.out.println(3);
//			
//		
//		System.out.println(28/5);
		System.out.println(Arrays.asList(new int[]{1}) instanceof Collection);
	}
	public static void reverseLinkedList(LinkedList l) {
		
//		Object current = l.getFirst();
//		Object next = l.getFirst().next();
//		Object pre = l.getFirst();
//		while(next != null) {
//			current = next;
//			temp = current.next();
//			current.next() = pre;
//			next = temp;
//			pre = current;
//		}
	}
}
